\doxysection{arm\+\_\+biquad\+\_\+cascade\+\_\+df2\+T\+\_\+instance\+\_\+f64 Struct Reference}
\hypertarget{structarm__biquad__cascade__df2_t__instance__f64}{}\label{structarm__biquad__cascade__df2_t__instance__f64}\index{arm\_biquad\_cascade\_df2T\_instance\_f64@{arm\_biquad\_cascade\_df2T\_instance\_f64}}


Instance structure for the floating-\/point transposed direct form II Biquad cascade filter.  




{\ttfamily \#include $<$arm\+\_\+math.\+h$>$}

\doxysubsubsection*{Public Attributes}
\begin{DoxyCompactItemize}
\item 
uint8\+\_\+t \mbox{\hyperlink{structarm__biquad__cascade__df2_t__instance__f64_ad55380ff835b533aa5168f836db8a4de}{num\+Stages}}
\item 
float64\+\_\+t \texorpdfstring{$\ast$}{*} \mbox{\hyperlink{structarm__biquad__cascade__df2_t__instance__f64_adfd9e066ede803343489fe06a4424c20}{p\+State}}
\item 
const float64\+\_\+t \texorpdfstring{$\ast$}{*} \mbox{\hyperlink{structarm__biquad__cascade__df2_t__instance__f64_a25e8d6234885327491d4d915cea7820e}{p\+Coeffs}}
\end{DoxyCompactItemize}


\doxysubsection{Detailed Description}
Instance structure for the floating-\/point transposed direct form II Biquad cascade filter. 

\label{doc-variable-members}
\Hypertarget{structarm__biquad__cascade__df2_t__instance__f64_doc-variable-members}
\doxysubsection{Member Data Documentation}
\Hypertarget{structarm__biquad__cascade__df2_t__instance__f64_ad55380ff835b533aa5168f836db8a4de}\index{arm\_biquad\_cascade\_df2T\_instance\_f64@{arm\_biquad\_cascade\_df2T\_instance\_f64}!numStages@{numStages}}
\index{numStages@{numStages}!arm\_biquad\_cascade\_df2T\_instance\_f64@{arm\_biquad\_cascade\_df2T\_instance\_f64}}
\doxysubsubsection{\texorpdfstring{numStages}{numStages}}
{\footnotesize\ttfamily \label{structarm__biquad__cascade__df2_t__instance__f64_ad55380ff835b533aa5168f836db8a4de} 
uint8\+\_\+t arm\+\_\+biquad\+\_\+cascade\+\_\+df2\+T\+\_\+instance\+\_\+f64\+::num\+Stages}

number of 2nd order stages in the filter. Overall order is 2\texorpdfstring{$\ast$}{*}num\+Stages. \Hypertarget{structarm__biquad__cascade__df2_t__instance__f64_a25e8d6234885327491d4d915cea7820e}\index{arm\_biquad\_cascade\_df2T\_instance\_f64@{arm\_biquad\_cascade\_df2T\_instance\_f64}!pCoeffs@{pCoeffs}}
\index{pCoeffs@{pCoeffs}!arm\_biquad\_cascade\_df2T\_instance\_f64@{arm\_biquad\_cascade\_df2T\_instance\_f64}}
\doxysubsubsection{\texorpdfstring{pCoeffs}{pCoeffs}}
{\footnotesize\ttfamily \label{structarm__biquad__cascade__df2_t__instance__f64_a25e8d6234885327491d4d915cea7820e} 
const float64\+\_\+t \texorpdfstring{$\ast$}{*} arm\+\_\+biquad\+\_\+cascade\+\_\+df2\+T\+\_\+instance\+\_\+f64\+::p\+Coeffs}

points to the array of coefficients. The array is of length 5\texorpdfstring{$\ast$}{*}num\+Stages. \Hypertarget{structarm__biquad__cascade__df2_t__instance__f64_adfd9e066ede803343489fe06a4424c20}\index{arm\_biquad\_cascade\_df2T\_instance\_f64@{arm\_biquad\_cascade\_df2T\_instance\_f64}!pState@{pState}}
\index{pState@{pState}!arm\_biquad\_cascade\_df2T\_instance\_f64@{arm\_biquad\_cascade\_df2T\_instance\_f64}}
\doxysubsubsection{\texorpdfstring{pState}{pState}}
{\footnotesize\ttfamily \label{structarm__biquad__cascade__df2_t__instance__f64_adfd9e066ede803343489fe06a4424c20} 
float64\+\_\+t \texorpdfstring{$\ast$}{*} arm\+\_\+biquad\+\_\+cascade\+\_\+df2\+T\+\_\+instance\+\_\+f64\+::p\+State}

points to the array of state coefficients. The array is of length 2\texorpdfstring{$\ast$}{*}num\+Stages. 

The documentation for this struct was generated from the following files\+:\begin{DoxyCompactItemize}
\item 
C\+:/\+Users/\+ASUS/\+Desktop/dm-\/ctrl\+H7-\/balance-\/9025test/\+Middlewares/\+ST/\+ARM/\+DSP/\+Inc/arm\+\_\+math.\+h\item 
C\+:/\+Users/\+ASUS/\+Desktop/dm-\/ctrl\+H7-\/balance-\/9025test/\+Middlewares/\+ST/\+ARM/\+DSP/\+Include/dsp/filtering\+\_\+functions.\+h\end{DoxyCompactItemize}
